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April 20, 2014

Search: Angles -- Math?

Number of results: 217,196

Math
Two parallel lines cut by a transversal can create all the following types of angles except A. Alternate interior angles B. Alternate exterior angles C. Corresponding angles D. Complementary angles
Sunday, January 3, 2010 at 1:35pm by S

Math
Are these external angles or internal angles? I will assume that they are internal angles. That would make the external angles 40 degrees each. Since the external angles must add up to 360, the number of sides, and angles is 360/40 = 9.
Saturday, March 26, 2011 at 7:46pm by drwls

Math - Geometry
You don't have enough information to say what any of the angles are. The quadrilateral has four internal angles that add up to 360 degrees, and you only know two of them in terms of x. If it were a parallelogram, there would be two pairs of equal angles, and you could then ...
Wednesday, September 10, 2008 at 10:52pm by drwls

math plz help!!!!!!
What do angles, acute angles, and complementary angles have in common??? they are all angles duh! my teacher said that that's too obvious Please check your book for the similarities. This site also has several explanations about the similarities. (Broken Link Removed)
Thursday, January 18, 2007 at 4:43pm by frank

math
Do know a word using capital letters.With 5acute angles,2obtuse angles,andnn 5right angles.
Tuesday, March 9, 2010 at 8:54pm by Imear

math
Do know a word using capital letters.With 5acute angles,2obtuse angles,and 5right angles.
Tuesday, March 9, 2010 at 7:31pm by Imear

Per-calc Helppppp
keep in mind answers should be pi radians or if necessary 3 dec. csc^2-2=0 all angles 4cos^2x-4cosx+1=0 all angles and name 8 angles 7sin^2x-22sinx+3=0 all angles and name 8 angles 2cos^2x-7cosx=-3 all angles sinx(2sinx+1)=0 all angles
Thursday, April 19, 2012 at 9:20pm by Amanda

math
Since this is a math question, I am wondering if you meant to write the word "angle". The Tagalog word "angal" is not a math topic. Angles are formed where two straight lines come together. If the lines interesect, four angles are formed. Angles are formed at the corners of a ...
Friday, January 8, 2010 at 12:13pm by drwls

math
Two angles are complementary. One contains 30 more than the other. Find both angles. The measures of the angles are _ degrees
Saturday, April 5, 2014 at 1:58am by justin

math
A transversal intersects two parallel lines and forms eight angles. Which of the following statements is false? a)alternative interior angles are always congruent. b)corresponding angles are always congruent. c)adjacent interior angles are always supplementary d)exterior ...
Thursday, January 31, 2008 at 6:52pm by robert

Math simple question
angles 1 and 2 are adjacent angles on a line. What is the sum of the measures of the angles? a.30 b.60 c.90 d. 180 I think the answer is b.
Wednesday, May 4, 2011 at 7:22pm by Allen

geometry
If Quadrilateral QRST is a parallelogram, which is not necessarily true? a. Opposite angles are congruent. b. The diagonals bisect each other. c. Angles are four right angles. d. Consecutive angles are supplementary.
Sunday, January 2, 2011 at 2:58pm by whitney

math word problems
The angles with a sine of (sqrt 2)/2 is 45 degrees or 135 degrees, or 360 degrees plus those angles (405 deg; 495 deg.). Your unknown angles are half of thuse angles.
Saturday, September 22, 2007 at 3:14am by drwls

math
two lines intersect in a plane and form four angles. one of the angles formed by this intersection is a 53degree angle. What are the measures of the other three angles? explain your answer
Wednesday, March 3, 2010 at 6:52pm by zay

geometry
Angles 1 and 7 are alternate exterior angles of a transversal cutting two parallel lines. If m(1)=4x+10 and m(7)=6x+4, what are the measures of angles 1 and 7? Give a property of angles that helped you solve the problem.
Wednesday, February 10, 2010 at 2:13pm by nicole

math
A transversal intersects two parallel lines and forms eight angles. Which of the following statements is false? a)alternative interior angles are always congruent. b)corresponding angles are always congruent. c)adjacent interior angles are always supplementary d)exterior ...
Thursday, January 31, 2008 at 8:47pm by robert

math help
Think of a regular hexagon. All the angles are 120. Now, think of pressing down on the top, keeping the top and bottom sides parallel. The two side angles will decrease, and the other four angles will increase. Stop when the side angles have become acute.
Wednesday, March 19, 2014 at 3:35pm by Steve

Math
Which statement is always true about a parallelogram? A. It has 4 congruent sides B. It has 4 right angles. C. It has opposite angles that are congruent. D. The sum of any 3 angles is 360 Is it a?
Thursday, April 7, 2011 at 10:35pm by Mason

math
A small correction: The sum of the interior angles of an n-gon is (n-2)*180. The interior angles and the exterior angles always add up to 360.
Thursday, April 12, 2012 at 9:31pm by Steve

Math
a^2 = b^2 + c^2 - 2bc cosA b^2 = a^2 + c^2 - 2ac cosB c^2 = b^2 + a^2 - 2ba cosC where a, b, and c are the sides of the triangle, and A, B, C are the angles opposite the sides. Plug a, b, c = 3, 5, 7 into these equations and solve for the angles A, B, C. The smallest of these ...
Wednesday, October 17, 2012 at 2:03pm by Jennifer

mathematics
Angles 1 and 7 are alternate exterior angles of a transversal cutting two parallel lines. If m(angle1)=4x+10 and m(angle7)=6x+4, what are the measures of angles 1 and 7? Give a property of angles that helped you solve the problem. What's confusing me about this problem is the ...
Wednesday, February 10, 2010 at 3:21pm by nicole

7th grade math
Supplementary Angles Two Angles are Supplementary if they add up to 180 degrees. These two angles (140 and 40) are Supplementary Angles, because they add up to 180. Notice that together they make a straight angle. -- from the Math is Fun website.
Wednesday, September 14, 2011 at 10:17pm by Ms. Sue

math
a quadrilateral has two angles that measure 88 and 62. the other two angles are in a ratio of 16:19. what are the measures of those two angles?
Monday, January 27, 2014 at 8:51pm by Terry

math
Among angles formed by intersection of two lines, adjacent angles are supplementary, and vertically opposite angles are equal. Thus if one of the angles is 53°, the two adjacent angles are (180-53)°, and the angle vertically opposite is also 53°.
Wednesday, March 3, 2010 at 6:52pm by MathMate

Math
7.Which statement about polygons is not true A.If all the angles of a triangle are congruent then the measure of each angle is 60 degrees B.If a triangle has a right angle then both of the other angles are acute C.If a figure is a rectangle then the sum of the 2 measures of ...
Thursday, April 18, 2013 at 7:22pm by Jerald

Math
Anita says the plus sign + forms 2 pairs of vetical angles. Charles says it forms 2 pairs of congruent angles? Who is correct, and why? Wouldn't it be both, because there are 2 pairs of opposite angles with the same measure, and 4 congruent angles.
Tuesday, March 1, 2011 at 5:48pm by Annabel

math
four angles are put together, forming a straight angle. two of the angles are the same size. the other two angles are also the same size but different from the other two. If one of the angles is 40 degrees, what are the measures of the other three? please explain
Saturday, October 13, 2012 at 1:42am by kcool

math
Your question makes no sense angles are not measured in inches. did you mean "A triangle has a side 36 in, and 2 angles of 12 and 8 "? Is the given side contained between the two angles? Please restate your question properly.
Wednesday, April 16, 2008 at 9:54pm by Reiny

maths
three angles of a qadrilateral are in the ratio 2:3:7 .the mean of these angles is 64 .find all the angles
Tuesday, May 28, 2013 at 1:17am by muskaan

Geometry
A museum was designed without windows, but a truncated cylindrical skylight lightens the building. In the development of this, the architect has areas where the angles formed at junctures are vertical angles. If a pair of vertical angles measures 5x - 54 and 3x -24, find the ...
Wednesday, October 31, 2012 at 3:52pm by Chris

math
Supplementary angles: two angles whose measures total 180 deg x = 1st angle 3x - 4 = 2nd angle x + 3x - 4 = 180 solve for x to find the angles
Wednesday, January 19, 2011 at 4:29pm by helper

math
The sum of angles AEF and BEF is 180 degrees. Therefore the sum of the bisectors of those angles (MEF and FEN) is 90 degrees. That sum angle (MEN or SET) is one of the angles of quadrilateral SETF. Angles BEF and EFM are equal because of the way EF intercpts parallel lines. ...
Monday, December 14, 2009 at 10:10am by drwls

Math 156
an infinity of shapes can have two right angles provided they have more than three sides and the sum of the inside facing angles minus the sum of the outside facing angles equals 180 degrees.
Saturday, February 5, 2011 at 1:28pm by dave

Geometry/Algebra
Remember that in a parallelogram , opposite angles must be equal so solve 5x-2 = 40-x then sub back in to find the actual angles. To find the other pair of opposite angles, remember that adjacent angles in your figure have to add up to 180 let me know what you get.
Wednesday, June 13, 2012 at 7:17am by Reiny

math
In a triangle ABC , the internal bisectors of angles B and C meet at P and the external bisectors of the angles B and C meet at Q. prove that: angle BPC + angle BQC = 2 rt. angles.
Friday, July 27, 2012 at 10:59am by sunny

math
Is it possible to have two right angles as exterior angles of a triangle?
Tuesday, October 13, 2009 at 5:58pm by unknown

math
The angles in opposite corners are equal. The angles add up to 360.
Thursday, February 18, 2010 at 6:16pm by Damon

math
if a hexagon has two right angles, what is the sum of the measures of the remaining angles?
Thursday, January 12, 2012 at 7:44pm by dylan

Math
Two angles are complimentary. One of the angles is r. How do you express the other angle?
Saturday, July 6, 2013 at 11:54am by Anonymous

5th grade math
I see 1 acute angles and 2 obtuse angles in X. Could it be K?
Tuesday, September 1, 2009 at 9:07pm by Ms. Sue

Math
In a rhombus all angles are right angles. True or False?
Tuesday, January 11, 2011 at 11:03pm by James

Math
vertical angles are always equal adjacent angles are supplementary
Wednesday, February 19, 2014 at 9:13pm by Steve

Geometry
Two straight lengths of wire are placed on the ground, forming vertical angles. If the measure of one of the angles formed is 72, what are the measures of the other three angles? Explain your answer
Wednesday, September 12, 2012 at 5:42pm by Angelica

5th grade math
what is a letter in the alphabet with 3 acute angles and 2 obtuse angles? I think it is X.
Tuesday, September 1, 2009 at 9:07pm by Pat

Math
In any parallelogram , opposite angles are equal, and adjacent angles add up to 180 so .....
Wednesday, December 1, 2010 at 9:53pm by Reiny

math
In a right angle triangle, two acute angles are in the ratio 2:3. Find the angles?
Tuesday, November 22, 2011 at 12:47pm by Benjamin

math
i am a polygon.i am a quadrangle.all of my sides are the same length.none of my angles are right angles.what am i?
Tuesday, July 27, 2010 at 10:49pm by yessenia

Math-angles needed
To solve this problem, you will need to find the angles of elevation of the two columns.
Thursday, March 24, 2011 at 1:37am by MathMate

math
Two angles are complementary. One of the angles is twice the other. The larger angle has a measure of
Saturday, July 23, 2011 at 5:48pm by robbie

math
Two angles are complementary. One of the angles is twice the other. The larger angle has a measure of
Saturday, July 23, 2011 at 5:50pm by robbie

math
What is L and M? Lines? IF so, what is this degree business in the parenthesis? If L and M are angles, how can angles be parallel. I can make no sense of what you posted.
Wednesday, September 28, 2011 at 9:37am by bobpursley

MATH Prob.
If a quadrilateral has two 75 angles and 110 angles what measure is remaining angle
Wednesday, August 19, 2009 at 5:35pm by kiria

MATH Prob.
If a quadrilateral has two 75 angles and 110 angles what measure is remaining angle
Wednesday, August 19, 2009 at 5:35pm by kiria

math
What is the defintion of supplementary angles and complimentary angles and what is the difference?
Sunday, January 13, 2008 at 10:00am by jessie

Math
The other two angles would be acute angles.
Wednesday, April 17, 2013 at 2:56pm by Allison

math
DRAW A POLYGON WITH FOUR RIGHT ANGLES MARK THE RIGHTR ANGLES A SQUARE CORNER SYMBOL
Thursday, October 23, 2008 at 8:03pm by NIYAH

math
Two angles are a linear pair. One angle is 8 times as large as the other. What is the measure of each of the angles
Tuesday, January 26, 2010 at 9:36am by george

math
A quadrilater with 1 right angle,1 obtuse angles,and 2 acute angles. AM i correct to say that prallelogram is the answer.
Friday, April 1, 2011 at 9:04pm by nyomy

math help now please
In a rectangle all angles are right angles, which means they measure 90 degrees.
Saturday, February 2, 2013 at 10:04pm by Barb

Math
since consecutive angles are supplementary, 5x+4x=180 x = 20 The angles are 80 and 100
Sunday, February 3, 2013 at 1:31pm by Steve

Math
triangle abc has sides a=11 b=13 and c=15. find the sum of the angles supplementary to angles a, b, c
Saturday, February 23, 2013 at 10:33am by Snake

math
Two angles are complementary. One contains 30 more than the other. Find both angles
Tuesday, April 8, 2014 at 1:44am by Anonymous

vertex angle
The three angles add to 180 degrees. Also , the two base angles of the isoscele triangle are equal, .. Set those base angles equal, and solve for x. Put that value of x into the given, and compute the base angles. The third angle will be the amount to add to the two base ...
Thursday, August 16, 2007 at 10:03am by Anonymous

optics
There is no such word as "reflaction". The angles of incidence and reflection are always equal. If you are talking about refraction angles, they are NOT equal to incidence angles. Your question does not make sense as you have written it. If the angles af indidence are equal ...
Monday, March 5, 2012 at 6:36am by drwls

math
Supplementary angles are pairs or angles that add up to 180 degrees. Complimentary angles are pairs that add up to 90 degress.
Sunday, January 13, 2008 at 10:00am by drwls

Math
no diagram. If the angles are alternate interior/exterior angles, then 5x+2 = 3x+28 If they are adjacent angles, then 5x+2 + 3x+28 = 180
Thursday, March 6, 2014 at 3:00pm by Steve

math
A parallelogram has two equal angles A and two equal angles B. The equal angles are diagonally across from one another. A + B = 180 degrees. Thus 2x + 25 + 3x -5 = 180 5x = 160 x = 32 A = 89 B = 91. It is almost a rectangle.
Thursday, November 25, 2010 at 7:42am by drwls

math
you don't have enough information. Your equation assumes that angle a and d are equal. Where did it state that? How are the 4 angles related? Are they the angles of a quadrilateral?? ??? ??
Saturday, February 9, 2008 at 4:10pm by Reiny

5th grade math
capital A. 3 acute angles are in the top part of A and under the center bar is 2 obtuse angles.
Tuesday, September 1, 2009 at 9:07pm by Martha

math
Two angles are supplementary. One angle is 4 degree less than 3 times the other. Find the measures of the angles.
Wednesday, January 19, 2011 at 4:29pm by Marcia

MATHS-traingles
one of the exterior angles of a triangle is 126 degree and the interior opposite angles are in the ratio 2:4. Find the angles of the triangle.
Saturday, March 2, 2013 at 1:36pm by anchal

geometry
For an n-gon, the sum of the interior angles is 180(n-2) The sum of the central angles and the exterior angles is just 360 degrees
Friday, November 25, 2011 at 11:27am by Steve

geometry
a 33-gon has a sum of angles = 31 straight angles = 62 right-angles. 2n-3=33 n=18
Tuesday, May 8, 2012 at 12:22pm by Steve

quadrilaterals
The sum of the angles = 360 paralleograms have pairs of equal angles. You have 110 degrees so far. Now can you find the other two angles?
Wednesday, February 20, 2013 at 9:00pm by JJ

geometry
are the angles of x and 5.5y opposite angles or adjacent angles? What do you mean by "the triangle?" Is there a triangle drawn inside the parallelogram?
Monday, December 16, 2013 at 10:26pm by carol

geometry
Two angles of a quadrilateral measure 210 and 100. The other two angles are in a ratio of 2:3. What are the measures of those two angles? I know the four angles add to 360 deg. So the two unknowns are 50 deg together. 20 and 30 deg angles would give a ratio of 2:3, but what ...
Thursday, April 21, 2011 at 4:59pm by Leilani

Math(can you just check my answer please)
Implied in the question is that angles 1,2,3,4 are in either clockwise or counter-clockwise order. If that is true, then angles 3 and 4 are adjacent and supplementary (add up to 180°). The proposed equation is correct if the two angles are adjacent: 3x-9 + 111 = 180 (note ...
Wednesday, April 20, 2011 at 3:02pm by MathMate

7th grade math please help Ms. Sue ASAP
14. Find the value of the missing angle. (It is a hexagon. In the picture, going counter-clockwise, the angles are: 152, 85, 125, 135, 85, and "x" degree angles) 720 120 128 138 I need help finding "x"! So far, the angles they have provided me add up to 582. What do I do???
Wednesday, February 13, 2013 at 9:19pm by Delilah

geometry
Supplementary angles are angles that add up to 180°. So if the ratio of the two angles are 2:7, or 2x : 7x, then we have 2x+7x=180 Solve for x and evaluate 2x and 7x to get the measure of the angles.
Friday, March 19, 2010 at 11:30pm by MathMate

geometery
does a rhombus has opposite angles that are supplementary yep they do..a rhombus' angles are all equivalent..so 360/4angles= 90 degrees each so if you add 90 and 90 = 180 and thus suplementary (180 deg) What do you mean by "opposite angles" ? The angles on the opposite sides ...
Friday, August 3, 2007 at 1:46pm by Anonymous

chemistry
what is the molecular geometry and bond angles of CF2Cl2? Is there any reason to suspect this won't be tetrahedral with bond angles of 109.5? The difference in electronegativity between F and Cl would be expected to alter the angles somewhat.
Monday, February 26, 2007 at 9:46am by karla

math
That all depends upon what kind of "other angles" you are talking about. Complementary? supplemetary? internal? external? Right triangle angles?
Monday, March 31, 2008 at 6:38pm by drwls

MATH
The sum of the angles: 180 = 3x + y If it's an Isosceles triangle then two angles are the same: Either: y=x, or y=2x Pick one then substitute and solve.
Wednesday, July 24, 2013 at 3:52pm by Graham

Math
I'm sure you know the quadrants and their angle measurements, for positive angles. For negative angles, start with QIV and count down to QI, moving clockwise.
Sunday, October 13, 2013 at 3:32pm by Steve

maths
From the centre of a polygon of n-sides (n-gon), draw rays towards the n-vertices thus forming n triangles. The sum of internal angles of the n triangles equals 180n°. This sum also equals the sum of the n interior angles plus the angles around the central point, 360°...
Saturday, June 4, 2011 at 11:15am by MathMate

geometry
a tree on a 30degree slope grows straight up .what are the measure of the greatest and smallest angles the tree make with the hill? you discovered that if a pair of angle is a linear pair ,the the angles are supplementary. does that mean that all supplementary angles form a ...
Wednesday, November 3, 2010 at 6:24pm by 000

basic geometric
a would like to get someone too help me with these math problem. Two angles of a triangle are 40 degrees and 62 degrees; what is the third angle's measur? answered below. Interior angles of a triangle is equal to 180 degrees. A triangle only has 3 angles. You have two of them ...
Sunday, March 11, 2007 at 7:43pm by vero

Math
Find the measures of two supplementary angles if the difference of their measures is 56 degrees I know supplementary angles are the sum of the measure if two angles is 180 degrees but then what is the question asking?
Tuesday, November 16, 2010 at 9:17pm by Dani

math
_______7m______ |\ / | | \ 2.8m 2.8m / | | \ / | | n \ / | | / \ n | | / \ | | / \ | / 2.8m 2.8m \ | ____________ \ | Find the area of each shaded region( n not shaded). Assume that all angles that appear to be right angles are right angles.
Tuesday, November 16, 2010 at 10:10pm by Dani

trig
Find two standard position primary angles in radians by solving for the unknown. "Primary angles" are those angles which exist between 0 and 2pi. As usual, use exact values in your calculations. cotx + 1 = 0
Monday, April 28, 2008 at 5:59pm by Manny

math
name each quadrilateral-paralelogram,rctangle,rhombus,square #7.it is equilateral #8.the diagonals are congruent #9.it can contain obtuse angles #10.it contains no acute angles
Wednesday, January 27, 2010 at 8:05pm by antonio gats

Math
If two angles of one triangle are congruent to two angles of another triangle, these triangles must be a) scalene b) similar c) congruent d) isosceles Dont all traiangles have 180 degrees? So if two angles were congruent, what about the third? I still don't get it. I would ...
Sunday, March 4, 2007 at 3:15pm by Becky

geometry
An isosceles triangle has two identical sides. therefore, it also has two equivalent angles (i.e. base angles). Know: -a triangle has three angles -the three angles total 180 degrees -if one of its base angles is 58, so is the other base angle x + 58 + 58 = 180 where x = the ...
Tuesday, September 14, 2010 at 2:01pm by TutorCat

chemistry
How do the bond angles in the six atom ring (created when ASA binds to Fe3+) differ from the bond angles of the six atom benzene ring? are there even any tetrahedral angles in here because the angles i found are 123.66,124.12,119.15,114.71,89.86. Some are too big for 109 degrees
Thursday, January 21, 2010 at 1:00am by eng

Maths
Two pairs of touching sides are the same length. The diagonals meet at right angles. Opposite sides are not parallel. The diagonals bisect each other, but are different lengths. The diagonals do not meet at right angles. Angles are not right angles. Please could someone ...
Tuesday, April 7, 2009 at 2:07pm by Casey-Jo

Maths
The question says: Two pairs of touching sides are the same length. The diagonals meet at right angles. Opposite sides are not parallel. The diagonals bisect each other, but are different lengths. The diagonals do not meet at right angles. Angles are not right angles. Please ...
Wednesday, April 15, 2009 at 9:22am by Bethany

trig
Find two standard position primary angles in radians by solving for the unknown. "Primary angles" are those angles which exist between 0 and 2pi. As usual, use exact values in your calculations. cosx - 2cos^2x = 0
Monday, April 28, 2008 at 6:00pm by Manny

math
find the sum of the measures of the intieior angles of each polygon. -hexagon -pentagon -quadrilateral -octagon -16-gon -27-gon The key is the sum of the measures. All of these figures have the same total number of degrees in their interior angles. What do you think that is? ...
Monday, March 12, 2007 at 5:07pm by kristen

math
I didn't know that angels stood still to be measured. <g> However, this site demonstrates different kinds of angles. http://www.mathsisfun.com/angles.html
Tuesday, October 20, 2009 at 1:59pm by Ms. Sue

Math
8 points = 16 sides Sum of interior angles of 16 sided polygon = 180*14 = 2520 Interior angles (point angles) = 8*20 = 160 Remaining = 2520 160 = 2360 Dent Angle = 2360/8 = 295 degrees
Monday, March 22, 2010 at 8:33pm by Jainender

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